MAP
.technical grade 98%
quality and quantity assured
factory outlet price
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Ammonium Phosphate(MAP)
Alias: Ammonium dihydrogen phosphate; industrial MAP;
CAS No. :7722-76-1
Molecular formula: NH4H2PO4
MW: 115.03
Character: The melting point is 190 ° C and density is 1.02 g / mL ( 20 ° C ,storage conditions is 2-8 ° C ). It dissolved in water, and the solubility is 368g / L (20 º C) .
Uses: Used as wood, paper, fabric flame retardant, fiber processing and dispersing agent in dye industries.And the agent of fire retardant coating , extinguishing agent of dry powder fire, or fermentation agent and nutritional agent in the food industry. Also used as a highly efficient N & P fertilizer .
Quality standard (reference standard)
Specification | Index | |
Technical grade | Food grade | |
NH4H2PO4 %≥ | 98.0 | 98.0 |
P2O5 %≥ | 61.0 | 60.0 |
N %≥ | 12.0 | 12.0 |
PH(1%solution) | 4.4-4.6 | 4.4-4.6 |
Water insoluble %≤ | 0.10 | 0.10 |
Moisture %≤ | 0.5 | 0.5 |
As %≤ | ---- | 0.0003 |
F %≤ | ---- | 0.005 |
Heavy metal (Pb)%≤ | ---- | 0.001 |
